72920865

素因数分解:

$3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{9901}}^1$

素因数の和:10400

約数の個数: 16

約数和(自身を含む): 116922816

約数和(自身を除く): 44001951

約数列:

[1, 3, 5, 15, 491, 1473, 2455, 7365, 9901, 29703, 49505, 148515, 4861391, 14584173, 24306955, 72920865]

約数ペア:

[(1, 72920865), (3, 24306955), (5, 14584173), (15, 4861391), (491, 148515), (1473, 49505), (2455, 29703), (7365, 9901)]